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It's Okay To Be SmartI'm Joe Hanson, Ph.D and this program is all about science, the amazing universe we live in and how science connects to every part of our life.
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- Now Playing11minThe Hazy Evolution of Cannabis
- Now Playing11minMeasuring the Universe With a 14-Billion Light-Year Ruler
- Now Playing16minHow Eclipses Revealed Our Solar System
- Now Playing10minA Giant Monster With a Giant Problem
- Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
- Now Playing16minWhat If Gravity is Not A Fundamental Force?
- Now Playing15minDoes Space Emerge From A Holographic Boundary?
- Now Playing8minIs the Southern Accent Disappearing?
- Now Playing15minThis Winter Trend Is Overpowering Global Warming
- Now Playing8minWhat Was The Earliest Surgery?
It's Okay to Be Smart
- Now Playing6minThe Surprising Reason We Eat Spicy Food
- Now Playing9minCan You Bend Light Like This?
- Now Playing4minWhy I'm Scared of Spiders
- Now Playing4minThis is a SUPER BLOOD MOON! Lunar Eclipses Explained
- Now Playing7minThe Real "Doctor Frankenstein"
- Now Playing4minSpace Sounds
- Now Playing3minWhy I PBS
- Now Playing6minWhy Are Cicadas So Good At Math?
- Now Playing6minCan Coral Reefs Survive Climate Change? #OursToLose
- Now Playing4minWhat is Deja Vu?!
- Now Playing5minClaude Monet Was Half Honeybee
- Now Playing10minMoney Is A Technological Fiction
- Now Playing7minCould Bigfoot REALLY Exist?
- Now Playing7minEl Niño and Why We Can't Predict the Weather
- Now Playing6minWhy Did We Blow On Nintendo Games?
- Now Playing9minWhat If You Never Forgot Anything?
- Now Playing5minЩΉӨ BЦIƬ ƬΉΣ PYЯΛMIDƧ - Who Built The Pyramids
- Now Playing6minWhat's The Hottest Hot and Coldest Cold?
- Now Playing7minMusical Tesla Coils in Slow Motion! Featuring Physics Girl
- Now Playing8minAsteroids, Meteors, and Comets... OH MY!!!
Origin of Everything
- Now Playing9minWhy Do We Drink Milk in School?
- Now Playing10minHow Did Makeup Ads Go From Style to Science?
- Now Playing9minWhat If Islam Conquered Europe?
- Now Playing11minWhat is Racial Passing?
- Now Playing10minWhy Is There a Minimum Wage?
- Now Playing5minWhat Was Jesus' Real Name?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing7minIs Poisoned Halloween Candy a Myth?
- Now Playing8minWhy Do Kids Have Their Own Bedrooms?
- Now Playing8minWhy Do Women Shave Their Legs?
- Now Playing7minHow Your Rubber Ducky Explains Colonialism
- Now Playing12minWhy Do Schools Teach Sex Education?
- Now Playing7minThe True Origin of Killer Clowns
- Now Playing9minIs the Rosa Parks Story True?
- Now Playing10minHow WWII Created Godzilla & Mecha Robots
- Now Playing11minWhy Do So Many Religions Have Headwear?
- Now Playing8minWhy Do People Have Pets?
- Now Playing11minWhy Do We Have Private Prisons?
- Now Playing8minWhen DId Marriage Become about Love?
- Now Playing7minWhy Do We Say "Asian American" Not "Oriental"?
Two Cents
- Now Playing5minHow Cars Can Keep You Poor
- Now Playing6minMoving Without Spending a Fortune
- Now Playing6minWomen Financial Superpowers
- Now Playing6minWhat Are The Most Lucrative Trades?
- Now Playing7minCan You Really Retire in Your 30s?
- Now Playing6minHacking Your Brain to Get Out Of Debt
- Now Playing7minIs It Even POSSIBLE to Save for Retirement?
- Now Playing6minDo I Need To Buy A House?
- Now Playing7minLove and Money
- Now Playing5minHow Do Your Tax Dollars Get Spent?
- Now Playing8min5 Strange Investor Crazes!
- Now Playing5minHow are credit scores calculated?
- Now Playing5minBudgeting Basics
- Now Playing7minIs the Stock Market Just a Big Casino?
- Now Playing6minShould You Break Up With Your Big Bank?
- Now Playing6minThe Ugly Truth About Airline Miles
- Now Playing4minWhat is the DOW?
- Now Playing6minWhat the Heck Are Mutual Funds?
- Now Playing6minDoes Wealth Make You Meaner?
- Now Playing8minAre "Free" Video Games Really Free?
Monstrum
- Now Playing12minBeyond the Supernatural Horror of the Nishi Daak Ghost
- Now Playing31minThe Werewolf's Modern Metamorphosis
- Now Playing7minWhat Dragons Say About Us
- Now Playing15minEgyptian Mummies: From Sacred Vessels to Scary Undead
- Now Playing10minWhy the Dragon is Central to Chinese Culture
- Now Playing7minEl Chupacabras, a Modern Mystery
- Now Playing8minBunyip: Australia's Mysterious Amphibian Monster
- Now Playing11minMari Lwyd: The Skeleton Horse's Deep Past with Christmas
- Now Playing7minKasagonagá: The Cute, Kind Monster We All Need Right Now
- Now Playing13minUncovering the Enigma: Sasquatch Sightings
- Now Playing13minFire Cat or Fire Cart? The History of Japan's Kasha
- Now Playing12minDon't Let Them In! The Urban Legends of Black-Eyed Children
- Now Playing12minTaotie: The Mystery of Chinese Mythology's Famous Glutton
- Now Playing7minRelease the Kraken!
- Now Playing14minThe Untold Secrets of Pokémon's Monster Mythology
- Now Playing7minAre White Walkers Really Nordic Zombies?
- Now Playing11minMapinguari: Fearsome Beast and Protector of the Amazon
- Now Playing12minHave Humans Always Feared Sharks?
- Now Playing12minWhat Hellhounds Reveal about Humans' Oldest Companion
- Now Playing12minAre Cyborgs Really Monsters?
Eons
- Now Playing10minWhat Will Earth Be Like 300 Million Years From Now?
- Now Playing13minFrom the Fall of Dinos to the Rise of Humans
- Now Playing10minA Short Tale About Diplodocus' Long Neck
- Now Playing6minHistory's Most Powerful Plants
- Now Playing12minA Natural History of Mars
- Now Playing10minFAQs From Our First Year
- Now Playing12minCan We Get DNA From Fossils?
- Now Playing9minThe Two People We're All Related To
- Now Playing6minThe Search for the Earliest Life
- Now Playing10minWhen Ants Domesticated Fungi
- Now Playing9minThe Two People We're All Related To
- Now Playing9minThe Huge Extinctions We Are Just Now Discovering
- Now Playing5minStegosaurs: Tiny Brains & Thagomizers
- Now Playing8minThe Extreme Hyenas That Didn't Last
- Now Playing7minWhen Giant Fungi Ruled
- Now Playing10minHow 7,000 Years of Epic Floods Changed the World
- Now Playing7minUntangling the Devil's Corkscrew
- Now Playing13minDid Raptorex Really Exist?
- Now Playing8minBeans & Bees (Not Bats) Gave Us Butterflies
- Now Playing8minHow the Chalicothere Split In Two
Hot Mess
- Now Playing9minHow to Talk About Climate Change
- Now Playing8minHow One Conservative Texas Town Went 100% Renewable
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing7minHow To Make Clothes Less Terrible for the Planet
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWhy Don't We Hear About the Ozone Hole Anymore?
- Now Playing5minCan Farms and Forests Coexist?
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing10minThe Link Between Extreme Weather and Climate Change
- Now Playing6minCan We Get Solar Power To Everyone Who Wants It?
- Now Playing6minWould Your Neighbors Save You From a Flooding Home?
- Now Playing3minCould climate change make you allergic to meat?
- Now Playing4minCould Space Mirrors Cool The Globe?
- Now Playing5minWhy We Confuse Weather and Climate
- Now Playing5minWhat Can You Actually Do About Climate Change?
- Now Playing5minWhat's actually the worst greenhouse gas?
- Now Playing5minHow A Sticker Kept 3 Billion Tons of CO2 Out of The Air
- Now Playing4minWhy Are Hurricanes Getting Stronger?
- Now Playing5minWhat the Cutest Animal Can Teach Us About Saving Ourselves
- Now Playing5minWe've Ignored Climate Change For More Than a Century
Space Time
- Now Playing10minWhat Physics Teachers Get Wrong About Tides!
- Now Playing13minWill You Travel to Space?
- Now Playing13minDid Dark Energy Just Disappear?
- Now Playing13minDoes Gravity Require Extra Dimensions?
- Now Playing14minOur Antimatter, Mirrored, Time-Reversed Universe
- Now Playing11minWhen Quasars When Quasars Collide STJC
- Now Playing6minThe Calendar, Australia & White Christmas
- Now Playing13minIs The Universe Finite?
- Now Playing13minHorizon Radiation
- Now Playing11minThe Speed of Light is NOT About Light
- Now Playing14minDoes Consciousness Influence Quantum Mechanics?
- Now Playing10minS2: Will the Universe Expand Forever?
- Now Playing7minHabitable Exoplanets Debunked!
- Now Playing16minWhat If Dark Energy is a New Quantum Field?
- Now Playing10minS2: Is Quantum Tunneling Faster than Light?
- Now Playing16minWhat Supernova Distance Would Trigger Mass Extinction?
- Now Playing9minThe True Nature of Matter and Mass
- Now Playing15minAre Black Holes Actually Fuzzballs?
- Now Playing11minIs Gravity An Illusion?
- Now Playing10minTime Crystals!
Beat Making Lab
- Now Playing4minTrapped In Paradise
- Now Playing2minHealth Worker Beat
- Now Playing3minSampling w/ Flip Flops and Ski Beatz
- Now Playing3minBehind The Beat: First Beat Making Lab (2011)
- Now Playing4minPortobelo (music video)
- Now Playing3min#FijiChallenge w/ Walshy Fire of Major Lazer
- Now Playing3minProf. Angel Sound Prison Beats Interview
- Now Playing3minFemale Hip Hop Crew Makes Beats in Senegal
- Now Playing3minBeat Making Challenge #2: Kora Riddim
- Now Playing3minExclusive Zenga (Music Video) by Flamme Kapaya
- Now Playing4minDiablos (music video)
- Now Playing3minEpisode 1: Goma, Congo
- Now Playing2minWalshy Fire [of Major Lazer] Wants Your Riddims
- Now Playing4minCho Cho Cho (Music Video) filmed in Goma, Congo
- Now Playing10minHeartbeats of Fiji
- Now Playing2minMashup: National Anthems
- Now Playing2minField Trip: Prison Beats
- Now Playing3minGet Your Drums Right
- Now Playing3minPanama: Meet the Kids Behind the Beats
- Now Playing2minWhat's In the Backpack?
Infinite Series
- Now Playing14minCan We Combine pi & e to Make a Rational Number?
- Now Playing8minThe Multiplication Multiverse
- Now Playing8minTelling Time on a Torus
- Now Playing14minKill the Mathematical Hydra
- Now Playing14minHow Big are All Infinities Combined? (Cantor's Paradox)
- Now Playing13minWhat is a Random Walk?
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing8minAre Prime Numbers Made Up?
- Now Playing9minCan You Solve the Poison Wine Challenge?
- Now Playing10minWhat Does It Mean to Be a Number? (The Peano Axioms)
- Now Playing17minHacking at Quantum Speed with Shor's Algorithm
- Now Playing8minHow to Divide by "Zero"
- Now Playing9minProving Brouwer's Fixed Point Theorem
- Now Playing11minDefining Infinity
- Now Playing9minThis Video was Not Encrypted with RSA
- Now Playing13minThe Mathematics of Quantum Computers
- Now Playing11minWhat was Fermat's "Marvelous" Proof?
- Now Playing12minWhen Pi is Not 3.14
- Now Playing11minDefining Infinity
- Now Playing8minTelling Time on a Torus
Idea Channel
- Now Playing6minWhat Do Santa and Wrestling Have In Common?
- Now Playing5minIs Facebook Changing Our Identity?
- Now Playing6minWhat do MP3s and Magic Spells Have in Common?
- Now Playing8minDo Knock-Offs Prove the Value of a Brand?
- Now Playing4minAre Mashups the End of Music Genres?
- Now Playing9minCan Video Games Become the Next Spectator Sport?
- Now Playing9minIs the Universe a Computer?
- Now Playing5minHow will the Animated GIF affect the Presidential Election?
- Now Playing5minIs CSS and Website Design a Fashion Statement?
- Now Playing5minAre Olympic Competitors Geniuses?
- Now Playing5minA Visit to Mr. Monfre's Class
- Now Playing5minThere's No Such Thing as Online?!?
- Now Playing5minIs Homestuck the Ulysses of the Internet?
- Now Playing6minThe Retro Awesomeness of Adventure Time
- Now Playing6minShould "Happy Birthday" be Protected by Copyright?
- Now Playing6minIs Doctor Who a Religion?
- Now Playing3minAn Interview with Minecraft EDU Creator Joel Levin
- Now Playing4minThe Bronies Phenomenon
- Now Playing9minIs a DOS Attack a Weapon?
- Now Playing7minHow are Justin Bieber, Franz Liszt and Jerusalem Connected?